Onyx 250 Litre Direct Stainless Steel Unvented Cylinder delivers reliable hot water storage for demanding heating systems. Built with premium stainless steel construction, this direct cylinder resists corrosion and ensures long-term durability in commercial and residential installations. The 250-litre capacity suits larger properties and multi-outlet applications. Unvented design maximizes mains pressure throughout your system, improving flow rates at all outlets. Ideal for installers seeking robust, low-maintenance hot water solutions with superior build quality and extended service life.
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